SMD POWER INDUCTOR
(续上表 Continue the above table)
序号
项目
要求
试验方法及备注
No.
Items
Requirements
Test Methods and Remarks
使用焊料将电感器焊接到试验板上,试验板固定于振动试验夹具
使之与振动台刚性连接。试验按以下条件进行:
振动频率范围:10Hz~55Hz
振幅:1.5mm(加速度≤196m/s2)
一次循环时间:1min(10Hz→55Hz→10Hz)
振动时间:X/Y/Z 轴各 2H(共 6H)
外观无可见机械损伤;
振动
电感量变化率:±10%以内。
The inductor is welded to the test plate with solder,and the test
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Vibration
No visible mechanical damage. plate is fixed to the vibration test fixture so that it is rigidly
Inductance change: Within ±10% connected with the vibration table. The test shall be conducted
according to the following conditions:
Vibration frequency range: 10Hz~55Hz
Amplitude: 1.5mm (Acceleration ≤ 196m/s2)
One cycle time: 1min (10Hz → 55Hz → 10Hz)
Vibration time: 2 hours for X/Y/Z axis ( Total of 6 hours)
使用焊料将电感器焊接到试验板上,然后施加一个垂直方向的力
(如图所示),试验按以下条件进行:
弯曲度:2mm
加压速度:0.5mm/s
保持时间:30±1s
测试板厚度:1.0mm
The inductor is welded to the test plate with solder, and then
apply a vertical force (as shown in the figure). The test shall be
conducted according to the following conditions:
外观无可见机械损伤;
弯曲试验
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Curvature: 2mm
Resistance to Flexure
No visible mechanical damage.
Pressurization speed: 0.5mm/s
Holding time: 30 ± 1s
Thickness of test plate: 1.0mm
温度 85 ℃±2℃,时间 1000+02 4h,施加额定电流,在室温下放置 2
小时后、48 小时内测试。
Temperature 85 ℃± 2 ℃, Time 1000+02 4h,apply a rated current,
test within 48 hours after 2 hours of placement at room
外观无可见机械损伤;
高温负载
(寿命)
temperature.
电感量变化率:±10%以内。
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High-temperature Load
(Life-span)
No visible mechanical damage.
注:加载电流时零件表面温度超过 125℃的,需要对电流降额到
Inductance change: Within ±10%
零件表面温度不超过 125℃。
Note: If the surface temperature of the part over 125 ℃when
the current is loaded, the current need to reduce until the
surface temperature of the part less than 125 ℃.
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